Home / 2,862,468.89-3,950,212.76-1,555,728.18

Finding the Fourth Proportional to 2,862,468.89, 3,950,212.76 and 1,555,728.18

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Solution

The fourth proportional to 2,862,468.89, 3,950,212.76 and 1,555,728.18 is: 2,146,907.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,862,468.89 : 3,950,212.76 = 1,555,728.18 : x
  2. Step 2: Convert to fraction form
    2,862,468.89/3,950,212.76 = 1,555,728.18/x
  3. Step 3: Cross multiply
    2,862,468.89x = 3,950,212.76 × 1,555,728.18
  4. Step 4: Simplify right side
    2,862,468.89x = 6,145,457,299,948.94
  5. Step 5: Solve for x
    x = 6,145,457,299,948.94/2,862,468.89
  6. Step 6: Final answer
    x = 2,146,907.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.